/Engine/Source/Runtime/Engine/Classes/Animation/AnimNode_StateMachine.h
FAnimationActiveTransitionEntry ( int32 NextStateID, float ExistingWeightOfNextState, int32 PreviousStateID, const [FAnimationTransitionBetweenStates](API\Runtime\Engine\Animation\FAnimationTransitionBetweenState-) & ReferenceTransitionInfo, float CrossfadeTimeAdjustment )